Magnus Nils Gustafsson (born 3 January 1967) is a former professional tennis player and tennis coach from Sweden.
Gustafsson won 14 top-level singles titles during his career, reaching a career-high singles ranking of world No.
10 in 1991.
He was also part of the Swedish team which won the Davis Cup in 1998.
His best performance at a Grand Slam event came at the Australian Open in 1994, where he defeated Roger Smith, Brett Steven, Joern Renzenbrink and Martin Damm to reach the quarterfinals, before losing to Pete Sampras.